WSI: stationary calibrated red or clear quicklook images (JPEG), 10 min intervals - 10wsipartradjpg
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The whole-sky imager (WSI) is an automated imager used for assessing and documenting cloud fields and cloud field dynamics. The WSI is a ground-based electronic imaging system that monitors the upper hemisphere. It is a passive, i.e., non-emissive, system that acquires images of the sky dome through three spectral filters (neutral, red, and blue). \n \nFrom these sky images, we can assess the presence, distribution, shape, and radiance of clouds over the entire sky using automated cloud decision algorithms and related processing. The current WSI model (EO System 6) is capable of image acquisition under daylight, moonlight, and starlight conditions.
全天空成像仪(whole-sky imager, WSI)是一款用于评估与记录云系及其动态变化的自动化成像设备。该设备属于地基电子成像系统,用于监测上半球空域。该系统为被动式(即非主动发射型)设备,通过中性、红色、蓝色三种光谱滤镜采集天穹图像。 依托此类天空图像,结合自动化云判定算法与相关处理流程,可对全天空域内云的存在状态、分布特征、几何形态及辐射亮度开展评估。当前的WSI型号(EO System 6)可在日光、月光及星光条件下完成图像采集。



